Answer: If you are having difficulty entering payment info at checkout, or the information you entered is resulting in an "invalid data" error, follow these steps.
Issue: Difficulty Entering Payment Info at Checkout
Certain mobile browsers require the user to hit "go" or "next" key after entering payment information in each required field. Hitting "go" or "next" validates the format of the information input, and then advances you to the next field. See detailed steps and screenshots below. For additional assistance or to place your order by phone, please call 207-974-3055.
How you got here (To make sure this is the solution for you)
The Fix: Click the "Go" button when switching fields in the payment information screen
What's causing the issue & Quick Fix Explained:
Advancing from the "Card Number" field to the "Expiration" field using your finger (as in directly tapping on the expiration field as you did to advance through the shipping information fields) is where the issue occurs. Instead, tapping the "go" button on your keyboard will advanced to the next field while verifying the proper digits are entered. Tapping directly on Expiration date field with your finger skips the validation step and triggers the error when trying to advance to the "Review and Submit Order" field.
Detailed Steps for fixing the issue: